Add BUILD/compile-bintar, which builds MariaDB with correct options for a binary tarball release.

BUILD/Makefile.am:
  Add BUILD/compile-bintar to source tarball.
BUILD/SETUP.sh:
  Move common code to separate file to enable sharing.
BUILD/compile-bintar:
  Add script to build with correct flags and ./configure options for bintar package.
BUILD/util.sh:
  Move common code to separate file to enable sharing.

BUILD/util.sh

@@ -0,0 +1,40 @@
+# MariaDB SQL server.
+# Copyright (C) 2010 Kristian Nielsen and Monty Program AB
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+# Setting cpu options.
+get_cpuopt () {
+	case "$(gcc -dumpmachine)" in
+          x86_64-*)
+                # gcc barfs on -march=... on x64
+                CPUOPT="-m64 -mtune=generic"
+                ;;
+          *)
+                # we'd use i586 to not trip up mobile/lowpower devices
+                CPUOPT="-m32 -march=i586 -mtune=generic"
+                ;;
+	esac
+	return 0
+}
+
+# Default to a parallel build, but only if AM_MAKEFLAGS is not set.
+# (So buildbots can easily disable this behaviour if required.)
+get_make_parallel_flag () {
+        if test -z "$AM_MAKEFLAGS"
+        then
+                AM_MAKEFLAGS="-j 6"
+        fi
+	return 0
+}